Chemotherapy of bronchitis.
D000328:Adult; D004352:Drug Resistance, Microbial; D005260:Female; D006193:Haemophilus influenzae / Q000302:isolation & purification; D006801:Humans; D012141:Respiratory Tract Infections / Q000382:microbiology*; D013752:Tetracycline / Q000627:therapeutic use*
D013752:Tetracycline